15386865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4153}}^1$

素因数の和:4193

約数の個数: 32

約数和(自身を含む): 27914880

約数和(自身を除く): 12528015

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 4153, 12459, 20765, 53989, 62295, 78907, 161967, 236721, 269945, 394535, 809835, 1025791, 1183605, 3077373, 5128955, 15386865]

約数ペア:

[(1, 15386865), (3, 5128955), (5, 3077373), (13, 1183605), (15, 1025791), (19, 809835), (39, 394535), (57, 269945), (65, 236721), (95, 161967), (195, 78907), (247, 62295), (285, 53989), (741, 20765), (1235, 12459), (3705, 4153)]